1404344440404 has 72 divisors (see below), whose sum is σ = 3687183118528. Its totient is φ = 467372747520.

The previous prime is 1404344440399. The next prime is 1404344440423. The reversal of 1404344440404 is 4040444434041.

1404344440404 is a `hidden beast` number, since 140 + 4 + 34 + 4 + 440 + 40 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 531517 + ... + 1758180.

Almost surely, 2^{1404344440404} is an apocalyptic number.

It is an amenable number.

1404344440404 is an abundant number, since it is smaller than the sum of its proper divisors (2282838678124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1404344440404 is a wasteful number, since it uses less digits than its factorization.

1404344440404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290347 (or 2290333 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

Adding to 1404344440404 its reverse (4040444434041), we get a palindrome (5444788874445).

The spelling of 1404344440404 in words is "one trillion, four hundred four billion, three hundred forty-four million, four hundred forty thousand, four hundred four".